<div>
  <tree
    [tree]="fonts"
    (nodeRemoved)="onNodeRemoved($event)"
    (nodeRenamed)="onNodeRenamed($event)"
    (nodeSelected)="onNodeSelected($event)"
    (nodeMoved)="onNodeMoved($event)"
    (nodeCreated)="onNodeCreated($event)"
    (nodeExpanded)="onNodeExpanded($event)"
    (nodeCollapsed)="onNodeCollapsed($event)">
  </tree>

  <input type="text">
  <input type="radio" value="1" name="11" [(ngModel)]="hh">
  <input type="radio" value="2" name="11" [(ngModel)]="hh">
  <button (click)="onClick()">点击</button>



  <div id="head">头部</div>
  <br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br>
  <div>底部</div>
  <br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br>

  <a href="#head">跳转</a>
</div>
